John Long primarily handles media and entertainment litigation, complex business litigation and IP litigation. His practice spans federal and state courts at both the trial and appellate levels, where he has obtained numerous multimillion-dollar judgments and licenses for his clients.

John earned his J.D., magna cum laude, from Duke University School of Law, where he was elected to the Order of the Coif and received Dean's Awards in Constitutional Law and Corporate Crime. He also served as articles editor for the Duke Law Journal.


  • Obtained affirmance by an en banc panel of the Federal Circuit in the widely watched NantKwest, Inc. v. Iancu case regarding 35 U.S.C. § 145 actions.
  • Obtained dismissal with prejudice of an antitrust, unfair competition and patent invalidity action against a biopharmaceutical corporation. A unanimous panel of the Federal Circuit subsequently affirmed this dismissal.
  • Represented individual in connection with the alleged theft of trade secrets relating to self-driving cars and LIDAR technology.
  • Obtained a favorable settlement for a film studio in connection with a video game licensing dispute concerning iconic intellectual property worth billions.
  • Obtained a judgment on behalf of a biopharmaceutical corporation recognizing that it was not obligated to pay $50 million in connection with an acquisition.
  • Obtained a Federal Circuit decision affirming the dismissal of a case against Gilead Science.
  • Obtained license for major Chinese film industry client in copyright dispute relating to digital cinema technology used worldwide.
  • Obtained multimillion-dollar settlement on behalf of biopharmaceutical corporation relating to patents covering the foundational therapeutic antibody technology responsible for today’s state-of-the-art cancer treatments.
  • Representing a hotelier in ongoing litigation relating to defamation, trade libel and interference with prospective economic advantage concerning an ultra-luxury Hotel located in Dubai, UAE.
  • Representing a major biopharmaceutical corporation in connection with litigation concerning the first therapeutic antibody approved by the FDA to treat cancer.


  • 2nd Circ. Libor Ruling Won’t Slow Cross-Border Enforcement,” Law360 (July 25, 2017)
  • Co-author, direct copyright infringement and secondary liability chapters, Entertainment Law and Litigation (2016)
  • “Can a Corporation Be Liable for Being a Victim of Fraud?” Daily Journal (October 30, 2015)


Duke University School of Law (J.D., 2014), magna cum laude; Order of the Coif; Dean's Award in Constitutional Law; Dean's Award in Corporate Crime; Articles editor, Duke Law Journal

Yale University (B.A., Music, 2009)


  • California
  • U.S. District Court for the Northern and Central Districts of California
  • U.S. Court of Appeals for the Ninth and Federal Circuits


  • Hon. Gerald Bard Tjoflat, U.S. Court of Appeals for the Eleventh Circuit
Jump to Page